CN220071973U - Magnetic separation device for solid waste treatment - Google Patents
Magnetic separation device for solid waste treatment Download PDFInfo
- Publication number
- CN220071973U CN220071973U CN202320444393.XU CN202320444393U CN220071973U CN 220071973 U CN220071973 U CN 220071973U CN 202320444393 U CN202320444393 U CN 202320444393U CN 220071973 U CN220071973 U CN 220071973U
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- China
- Prior art keywords
- conveyor belt
- conveyor
- electromagnet
- solid waste
- belt conveyor
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- 238000009270 solid waste treatment Methods 0.000 title claims abstract description 19
- 238000007885 magnetic separation Methods 0.000 title claims abstract description 13
- 239000002910 solid waste Substances 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 31
- 229910002804 graphite Inorganic materials 0.000 claims description 31
- 239000010439 graphite Substances 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 8
- 239000006148 magnetic separator Substances 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 62
- 229910052742 iron Inorganic materials 0.000 description 31
- 239000002699 waste material Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model discloses a magnetic separation device for solid waste treatment, which belongs to the technical field of solid waste treatment and comprises a first conveyor belt conveyor, a second conveyor belt conveyor, a first collecting container, a second collecting container, an electromagnet and a control mechanism, wherein the first conveyor belt conveyor is used for conveying solid waste, and the second conveyor belt conveyor is positioned above the first conveyor belt conveyor; the electromagnets are uniformly distributed along the conveying path of the second conveying belt conveyor and fixed on the conveying belt of the second conveying belt conveyor; the control mechanism is used for controlling the on-off of a single electromagnet, so that the electromagnet positioned right above a conveyor belt of the first conveyor belt is electrified, and the electromagnet positioned right above the second container is powered off.
Description
Technical Field
The utility model relates to the technical field of solid garbage treatment, and also relates to the technical field of magnetic separation, in particular to a magnetic separation device for solid waste treatment.
Background
In daily life and industrial production processes, a lot of solid wastes (hereinafter referred to as solid wastes) are generated, the solid wastes often contain materials with recycling value such as waste iron, therefore, a magnetic separation step is arranged in the solid waste treatment process to recycle the iron-containing solid wastes, specific magnetic separation measures generally adopt two modes of manual or mechanical separation according to the solid waste treatment scale, namely, a manual magnet passes along the solid wastes, iron is adsorbed on the magnet, then the waste iron is manually taken off from the magnet, the method does not need additional equipment, but has high labor intensity, is generally suitable for small-scale solid waste treatment stations with small investment, for medium-scale and large-scale solid waste treatment sites, generally adopts an electromagnet to carry out intermittent screening, firstly carries out flat-laying on the solid wastes, then moves an electromagnet to the upper side of the solid waste, then is connected with a power supply, and then absorbs iron-containing substances in the solid waste after the electromagnet is electrified, and then moves the electromagnet to an iron-containing collecting container and cuts off the power, so that the iron-containing materials fall into the iron-containing container.
Disclosure of Invention
In view of the above technical problems, the present utility model aims to provide a magnetic separation device for solid waste treatment,
the device is provided with a conveyor belt conveyor structure to realize continuous screening, and the solid waste conveyor belt conveyor does not need to stop in the use process.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the magnetic separation device for solid waste treatment comprises a first conveyor belt and a first collecting container, wherein the first conveyor belt is used for conveying solid waste, the first collecting container is positioned at the tail end of the first conveyor belt and is used for receiving the solid waste conveyed by the first conveyor belt, and the magnetic separation device is characterized by also comprising a second conveyor belt, a second collecting container, an electromagnet and a control mechanism, wherein the second conveyor belt is positioned above the first conveyor belt, and the second collecting container is positioned at the tail end of the second conveyor belt and is used for receiving scrap iron conveyed by the second conveyor belt; the plurality of electromagnets are arranged along the conveying path of the second conveyor belt conveyor and fixed on the conveyor belt of the second conveyor belt conveyor; the control mechanism is used for controlling the on-off of a single electromagnet, so that the electromagnet positioned right above a conveyor belt of the first conveyor belt conveyor is electrified and can attract scrap iron on the conveyor of the first conveyor belt, and the electromagnet positioned right above the second container is powered off, and the scrap iron can fall into the second container by means of gravity.
As a specific embodiment of the present utility model, the conveying directions of the second conveyor belt and the first conveyor belt are parallel and identical.
As a specific embodiment of the utility model, the control mechanism comprises a circuit rail and a contact switch, wherein the circuit rail is linear and is arranged outside the second conveyor along the conveying path of the second conveyor, the circuit rail is communicated with a power supply, the first end of the contact switch is fixedly connected with the electromagnet, and the second end of the contact switch faces the circuit rail; the contact switch has two states along with the circulation process of the second conveyor belt conveyor, namely a first state and a second state, wherein the first state is that the second end is in sliding contact with the circuit rail, at the moment, the electromagnet is electrically communicated with the power supply, the electromagnet is electrified to have the capability of attracting the scrap iron, and the second state is that the second end is separated from the circuit rail, at the moment, the electromagnet is powered off, and the electromagnet loses the capability of attracting the scrap iron.
Further, the contact switch comprises a cylinder body, a graphite rod, an elastic element, a magnet and a magnetic conduction block, wherein the cylinder body is made of conductive materials, the graphite rod is coaxially sleeved in the cylinder body and can slide along the center line of the cylinder body, and the elastic element is used for pushing the graphite rod to move towards the electromagnet; the magnet and the magnetic conduction block are attracted to each other by means of magnetic force, the graphite rod is pushed to move towards the circuit track and contact the circuit track, one of the magnet and the magnetic conduction block is fixedly connected with the circuit track, the other of the magnet and the magnetic conduction block is connected with the graphite rod, when the graphite rod faces the circuit track, the graphite rod moves towards the circuit track and contacts the circuit track, and when the graphite rod does not face the circuit track, the graphite rod moves towards the electromagnet.
Further, the elastic element is a spring.
The utility model has the beneficial effects that:
according to the utility model, a plurality of electromagnets are arranged on the conveyor belt to enable the electromagnets to circularly rotate and are controlled to be powered on and off by the control mechanism, the electromagnets can continuously adsorb waste iron in solid waste in the circulation process, and then the electromagnets are moved to the waste iron recovery position to be powered off, so that the waste iron is separated from the electromagnets, the whole process is a continuous process, the frequent switching of conveying equipment for conveying the solid waste is avoided, and the electric energy can be saved.
Drawings
FIG. 1 is a schematic diagram showing the overall structure of a magnetic separator for solid waste treatment according to example 1 of the present utility model;
FIG. 2 is a partial bottom view of the second belt conveyor and control mechanism combination of embodiment 1;
FIG. 3 is a side plan view of the second belt conveyor and control mechanism combination of example 1;
FIG. 4 is a schematic diagram of the structure of the circuit track of embodiment 1;
FIG. 5 is a schematic diagram of an alternative construction of the circuit track of embodiment 1;
in the figure, a first belt conveyor 1, a second belt 2, a first collecting container 3, a second collecting container 4, an electromagnet 5,
Circuit rail 61, contact switch 62,
Barrel 621, graphite rod 622, elastic element 623, magnet 624, and magnetic conductive block 625.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
Example 1
Referring to fig. 1, fig. 1 is a schematic diagram showing the overall structure of a magnetic separation device for solid waste treatment according to the present embodiment. The magnetic separation device for solid waste treatment comprises a first conveyor belt 1, a second conveyor belt 2, a first collecting container 3, a second collecting container 4, an electromagnet 5 and a control mechanism, wherein the first conveyor belt 1 is used for conveying solid waste, the solid waste contains waste iron, the first collecting container 3 is positioned at the tail end of the first conveyor belt 1 and is used for receiving the solid waste conveyed by the first conveyor belt 1, the second conveyor belt 2 is positioned above the first conveyor belt 1, the second collecting container 4 is positioned at the tail end of the second conveyor belt 2 and is used for receiving articles (waste iron) conveyed by the second conveyor belt 3; the plurality of electromagnets 5 are uniformly distributed along the conveying path of the second conveyor belt conveyor 2 and fixed on the conveyor belt of the second conveyor belt conveyor 2, so that the electromagnets 5 circulate along the conveyor belt of the second conveyor belt conveyor 2; the control mechanism is used for controlling the on-off of the single electromagnet 5, so that the electromagnet 5 positioned right above the conveyor belt of the first conveyor belt conveyor 1 is electrified and can attract scrap iron on the conveyor belt of the first conveyor belt conveyor 1, the electromagnet 5 positioned right above the second container 4 is powered off, and the scrap iron falls into the second container 4 by means of gravity after the power is off.
The second conveyor belt conveyor 2 is parallel to and identical to the first conveyor belt conveyor 1 in the conveying direction, and therefore, the opposite parts of the second conveyor belt conveyor 2 and the first conveyor belt conveyor 1 are moved reversely.
Referring to fig. 2 and 3, fig. 2 is a partial bottom view of the second belt conveyor and control mechanism combination, and fig. 3 is a side view top view of the second belt conveyor and control mechanism combination. The two sets of control mechanisms are used for respectively controlling the on-off of the positive electrode circuit and the negative electrode circuit of the electromagnet 5, specifically, each set of control mechanism 6 comprises a circuit track 61 and a contact switch 62, the circuit track 61 is linear and is arranged outside the second conveyor belt 2 along the conveying path of the second conveyor belt 2, the circuit track 61 is communicated with the positive electrode or the negative electrode of the power supply, and the first end of the contact switch 62 is fixedly connected with the electromagnet 5 so as to circulate along the conveyor belt of the second conveyor belt 2, and the second end of the contact switch faces the circuit track 61; the contact switch 62 has two states along with the circulation process of the second belt conveyor 2, namely a first state and a second state, wherein the first state is that the second end is in sliding contact with the circuit rail 61, at the moment, the electromagnet 5 is electrically communicated with the power supply, the electromagnet 5 has magnetism capable of attracting scrap iron after being electrified, the second state is that the second end is separated from the circuit rail 61, at the moment, the electromagnet 5 is powered off, and the electromagnet 5 loses the attraction capability on the scrap iron.
The circuit track 61 may take various forms, such as those shown in fig. 4 and 5, and in this embodiment, the form shown in fig. 4 is used, which can save electric power: in this embodiment, the opposite parts of the second conveyor belt 2 and the first conveyor belt 1 are moved reversely, when the scrap iron is adsorbed, the scrap iron is adsorbed at the bottom of the conveyor belt 2, the conveyor belt of the second conveyor belt 2 is required to provide upward tension for the scrap iron, the electromagnet 5 is required to provide the force, therefore, the electromagnet 5 must be kept to supply energy, and when the scrap iron moves above the conveyor belt of the second conveyor belt 2 along with the conveyor belt of the second conveyor belt 2, the supporting force (thrust) required by the scrap iron can be provided by the conveyor belt of the second conveyor belt 2, namely, the electromagnet 5 is not required, and therefore, the electromagnet at the position can be powered off to save energy.
The contact switch 62 comprises a cylinder 621, a graphite rod 622, an elastic element 623, a magnet 624 and a magnetic conduction block 625; the cylinder 621 is made of iron capable of conducting electricity and is electrically connected with an electrode of the electromagnet, the elastic element 623 is a spring, the graphite rod 622 is coaxially sleeved in the cylinder 621 and can slide along the central line of the cylinder 621, and the elastic element 623 is used for pushing the graphite rod 622 to move towards the electromagnet 5; the magnetic conducting block 625 is an iron block, the magnet 624 and the magnetic conducting block 625 are attracted to each other by means of magnetic force, the graphite rod 622 is pushed to move towards the circuit track 61 and contact the circuit track, the magnet 624 is fixedly connected with the circuit track 61, the magnetic conducting block 625 is fixedly connected with the graphite rod 622, when the graphite rod 622 faces the circuit track 61, the graphite rod 622 moves towards the circuit track 61 and contacts the circuit track, and when the graphite rod 622 does not face the circuit track 61, the graphite rod 622 moves towards the electromagnet 5 under the action of the elastic element.
When the device operates, the electromagnet moves to be right against the circuit guide rail, namely is positioned right above the conveyor belt of the first conveyor belt conveyor 1, and the graphite rod contacts the circuit guide rail under the action of the magnet and the magnetic conduction block so that the circuit of the electromagnet is conducted and the scrap iron on the conveyor belt of the first conveyor belt 1 is adsorbed; when the electromagnet moves to the position above the conveyor belt of the second conveyor belt 2 and is separated from the circuit guide rail, the graphite rod moves towards the direction of the electromagnet under the action of the spring and is powered off, and the waste iron falls into the second container 4 by gravity when reaching the tail end of the conveyor belt of the second conveyor belt 2. Meanwhile, the graphite rod moves towards the electromagnet after being separated from the circuit rail, so that the problem that the graphite rod impacts the circuit rail from the side to prevent the conveyor belt from circulating is avoided.
It will be apparent to those skilled in the art from this disclosure that various other changes and modifications can be made which are within the scope of the utility model as defined in the appended claims.
Claims (5)
1. The magnetic separation device for solid waste treatment comprises a first conveyor belt conveyor and a first collecting container, wherein the first conveyor belt conveyor is used for conveying solid waste, the first collecting container is positioned at the tail end of the first conveyor belt conveyor and is used for receiving the solid waste conveyed by the first conveyor belt conveyor,
a second conveyor belt conveyor positioned above the first conveyor belt conveyor;
a second collection container at the end of the second conveyor belt conveyor for receiving objects conveyed by the second conveyor belt conveyor;
a plurality of electromagnets arranged along the conveying path of the second conveyor belt conveyor and fixed on the conveyor belt of the second conveyor belt conveyor;
and the control mechanism is used for controlling the on-off of the single electromagnet, and controls the electromagnet positioned right above the conveyor belt of the first conveyor belt to be electrified and the electromagnet positioned right above the second container to be powered off.
2. The magnetic separator for solid waste treatment according to claim 1, wherein the conveying directions of the second conveyor belt conveyor and the first conveyor belt conveyor are parallel and identical.
3. The magnetic separator for solid waste treatment according to claim 2, wherein the control means comprises,
a circuit rail arranged outside the second conveyor along the conveying path of the second conveyor, wherein the circuit rail is linear and is communicated with a power supply;
the first end of the contact switch is fixedly connected with the single electromagnet, and the second end of the contact switch faces the circuit rail; the contact switch has a first state and a second state along with the circulation process of the second conveyor belt conveyor, wherein the first state is that the second end is in sliding contact with the circuit rail, and the second state is that the second end is separated from the circuit rail.
4. The magnetic separator for solid waste treatment according to claim 3, wherein the contact switch comprises,
a cylinder body which is electrically connected with the electromagnet and can conduct electricity;
graphite rod coaxially sleeved in the cylinder and capable of sliding along the center line of the cylinder;
the elastic element is used for pushing the graphite rod to move towards the electromagnet, and one end of the graphite rod faces the circuit track;
a magnet;
a magnetic conductive block;
one of the magnet and the magnetic conduction block is fixedly connected with the circuit track, the other is fixedly connected with the graphite rod, when the graphite rod is right opposite to the circuit track, the graphite rod moves towards the circuit track and contacts the circuit track, and when the graphite rod is not right opposite to the circuit track, the graphite rod moves towards the electromagnet under the action of the elastic element.
5. The magnetic separator for solid waste treatment according to claim 4, wherein the elastic member is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320444393.XU CN220071973U (en) | 2023-03-10 | 2023-03-10 | Magnetic separation device for solid waste treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320444393.XU CN220071973U (en) | 2023-03-10 | 2023-03-10 | Magnetic separation device for solid waste treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220071973U true CN220071973U (en) | 2023-11-24 |
Family
ID=88828377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320444393.XU Active CN220071973U (en) | 2023-03-10 | 2023-03-10 | Magnetic separation device for solid waste treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220071973U (en) |
-
2023
- 2023-03-10 CN CN202320444393.XU patent/CN220071973U/en active Active
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